Facts

Last 30 days

Uptime

100%

Response time

178 ms typical, 178 ms slowest 5%

Last check

4 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://base-facts.yankii.fr/v1/facts" \
  -H "content-type: application/json" \
  -d '{"token":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"}'

import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fbase-facts.yankii.fr%2Fv1%2Ffacts
const res = await pay("https://base-facts.yankii.fr/v1/facts", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"token":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"}),
});
console.log(await res.json());

Example input

{
  "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
}

Example output

{
  "adminFunctionsDetected": {
    "blacklist": true,
    "burn": true,
    "mint": true,
    "owner": true,
    "pause": true
  },
  "blockNumber": "52125591",
  "contractType": "ERC20",
  "erc20": {
    "decimals": 6,
    "name": "USD Coin",
    "symbol": "USDC",
    "totalSupply": "4375220680762469"
  },
  "isContract": true,
  "owner": "0x3ABd6f64A422225E61E435baE41db12096106df7",
  "proxy": {
    "implementation": "0x2Ce6311ddAE708829bc0784C967b7d77D19FD779",
    "isProxy": true,
    "standard": "ZeppelinOS"
  },
  "source": "base-mainnet-rpc"
}

Security scan

• No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

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